CN211477455U - Switching system for secondary instrument for calibrating temperature - Google Patents
Switching system for secondary instrument for calibrating temperature Download PDFInfo
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- CN211477455U CN211477455U CN201922183192.5U CN201922183192U CN211477455U CN 211477455 U CN211477455 U CN 211477455U CN 201922183192 U CN201922183192 U CN 201922183192U CN 211477455 U CN211477455 U CN 211477455U
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- temperature secondary
- secondary instrument
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Abstract
The utility model discloses a switching system for a calibration temperature secondary instrument, which is characterized by comprising a temperature sensor, a converter and a temperature secondary instrument which are connected in sequence; the converter comprises a plurality of selection switches, a CPU electrically connected with the selection switches and an interface for connecting a standard meter, and the temperature secondary instrument and the temperature sensor are respectively electrically connected with the selection switches. The utility model discloses a switching system for calibration temperature secondary instrument realizes quick, safety and the automatic calibration to temperature secondary instrument.
Description
Technical Field
The utility model relates to a calibration temperature is switching system for secondary instrument.
Background
The measurement is the activity of guaranteeing the unity of unit systems and the accurate and reliable value, and is the technical basis of scientific production. The measurement is not carried out from the screening of raw materials to the rated feeding, and from the monitoring of the process flow to the quality inspection of products. The social mass production itself requires a high degree of metering assurance. Production equipment such as kilns and the like of production enterprises such as architectural ceramics and the like are provided with a large number of temperature secondary instruments, one enterprise has hundreds of pieces, and whether the instruments are accurate and reliable is very important for producing industries meeting requirements. At present, a lot of time is spent on the calibration of these meters by metering technicians, and an electrical cabinet needs to be opened to detach and connect wires of each meter, so that the live working is very frequent, and a great potential safety hazard exists.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a calibration temperature is switching system for secondary instrument realizes the automatic calibration to temperature secondary instrument.
In order to achieve the above object, the present invention provides a switching system for calibrating a temperature secondary instrument, which comprises a temperature sensor, a converter and a temperature secondary instrument connected in sequence; the converter comprises a plurality of selector switches, a CPU electrically connected with the selector switches and an interface for connecting a standard meter, and the temperature secondary instrument and the temperature sensor are respectively electrically connected with the selector switches.
The switching system for calibrating the temperature secondary instrument comprises a computer module which is connected with the converter through an electric signal and is used for regulating and controlling the temperature secondary instrument, and the computer module is connected with the temperature secondary instrument through an electric signal.
In the switching system for the secondary instrument for calibrating the temperature, the converter is provided with an interface end for being externally connected with a computer.
In the switching system for the calibration temperature secondary instrument, the converter is also provided with a display module for displaying the channel connection state mark.
In the switching system for the calibration temperature secondary instrument, the converter is provided with a control module for controlling the selection switch.
In the switching system for the calibration temperature secondary instrument, the control module is a control switch or a control keyboard or a computer control system.
In the switching system for calibrating the temperature secondary instrument, one or more temperature secondary instruments are provided.
In the switching system for calibrating the temperature secondary instrument, one or more temperature sensors are provided.
Compared with the prior art, the switching system for the calibration temperature secondary instrument has the advantages that: the temperature sensor is arranged and used for measuring the temperature near the wiring end of the converter and the temperature secondary instrument, so that temperature or temperature electric signal compensation can be conveniently carried out when the temperature secondary instrument such as a distribution thermocouple is calibrated; connecting a standard meter with a converter, connecting a corresponding temperature secondary instrument or a temperature sensor by conveniently setting a switching electric signal of the converter, and quickly calibrating a large batch of temperature secondary instruments without manual wiring; when the temperature secondary instrument has the functions of a computer control system and the like, the switching system can also automatically calibrate the temperature secondary instrument according to a corresponding computer program (including setting a selection switch to select a temperature secondary instrument line, adjusting a standard output value, reading an ambient temperature value, reading a secondary instrument display value, performing calibration data processing and the like), thereby greatly improving the metering working efficiency and improving the production quality control level of a product; the standard meter may also be automatically calibrated through a system connection network or take other forms to enable its value to be sourced to a national metering benchmark.
Drawings
FIG. 1 is a schematic structural diagram of a switching system for calibrating a temperature secondary instrument according to the present invention;
the temperature measuring device comprises a temperature sensor 1, a converter 2, a selection switch 21, a CPU22, an interface 23, a computer module 24, a temperature secondary instrument 3, a standard meter 4, an interface end 5, a temperature measuring module 6, a control module 7 and a display module 8.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
Referring to fig. 1, the present invention provides a switching system for calibrating a temperature secondary instrument, which includes a temperature sensor 1, a converter 2 and a temperature secondary instrument 3 connected in sequence; the converter 2 comprises a plurality of selection switches 21, a CPU22 electrically connected with the selection switches 21 and an interface 23 for connecting a standard meter 4, and the temperature secondary instrument 3 and the temperature sensor 1 are respectively electrically connected with the selection switches 21.
Based on the technical characteristics, the temperature sensor 6 is arranged for measuring the temperature near the terminal of the converter 2 and the temperature secondary instrument 3, so that the temperature or temperature electric signal compensation is convenient when the temperature secondary instrument 3 such as a thermocouple is calibrated; the standard meter 4 is connected with the converter 2 (or can be fixed on the adapter 2), and is connected with the corresponding temperature secondary instrument 3 or the temperature sensor 1 through conveniently setting the switch 21 electric signal of the converter, so that the large batch of temperature secondary instruments can be quickly calibrated without manual wiring; when the temperature secondary instrument 3 has the functions of a computer control system and the like, the switching system can automatically calibrate a large number of connected temperature secondary instruments 3 at any time and at a high speed according to corresponding computer programs (which can be the programs compiled by the temperature secondary instrument or the switching system) as required (including setting a selection switch to select the circuit of the temperature secondary instrument 3, adjusting the output value of a standard meter 4, reading the value of an internal temperature instrument 6, reading the display value of the temperature secondary instrument 3, performing calibration data processing and the like), thereby greatly improving the metering work efficiency and improving the product quality control level; the standard meter 4 may also be automatically calibrated through a system connection network or take other forms to enable its value to be sourced to a national metering benchmark.
The converter 2 is provided with an interface end 5 for externally connecting a computer, and the converter 2 is controlled by the externally connected computer.
The converter 2 is also provided with a temperature measuring module 6 for measuring and displaying the temperature near the wiring terminals of the converter 2 and the temperature secondary instrument 3, so that the temperature or temperature electric signal compensation can be conveniently carried out when the temperature secondary instrument 3 such as a thermocouple is calibrated.
The converter 2 is provided with a control module 7 for controlling the selector switch 21, so that the selector switch 21 is controlled to be opened or closed.
The control module 7 is a control switch or a control keyboard or a computer control system, and the connection and disconnection states of related signal lines and the like are manually controlled through the control switch or the control keyboard.
The converter 2 is further provided with a display module 8 for displaying a channel connection status flag, which enables to display the selected path of the converter 2.
One or more temperature secondary meters 3 are arranged; the temperature sensors 1 are one or more, the number of the temperature secondary instruments 3 and the number of the temperature sensors 1 configured in different use scenes are different, and the switching system can have the same good application experience.
In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.
Claims (9)
1. A switching system for calibrating a temperature secondary instrument is characterized by comprising a temperature sensor, a converter and the temperature secondary instrument which are connected in sequence; the converter comprises a plurality of selector switches, a CPU electrically connected with the selector switches and an interface for connecting a standard meter, and the temperature secondary instrument and the temperature sensor are respectively electrically connected with the selector switches.
2. The switching system for calibrating a temperature secondary meter according to claim 1, comprising a computer module in electrical signal connection with said converter for regulating said temperature secondary meter, said computer module being in electrical signal connection with said temperature secondary meter.
3. The switching system for a calibrated temperature secondary instrument according to claim 1, wherein said converter is provided with an interface port for external connection to a computer.
4. A switching system for a calibrated temperature secondary meter according to claim 1, characterized in that said switch is further provided with a display module for displaying a channel indication.
5. A switching system for a calibrated temperature secondary instrument according to claim 1, characterized in that said converter is provided with a control module for controlling said selection switch.
6. The switching system for calibrating a temperature secondary instrument according to claim 5, wherein said control module is a control switch or a control keyboard or a computer control system.
7. The transit system for calibrating a temperature secondary instrument according to claim 1, wherein the temperature secondary instrument is one or more.
8. The switching system for calibrating a temperature secondary instrument according to claim 1, wherein said temperature sensor is one or more.
9. The switching system for calibrating a temperature secondary meter according to claim 1, wherein said switch is provided with a temperature measuring module for detecting the environment in which the terminals of the temperature secondary meter sensor are located, said temperature measuring module being provided with an interface for connecting a computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922183192.5U CN211477455U (en) | 2019-12-06 | 2019-12-06 | Switching system for secondary instrument for calibrating temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922183192.5U CN211477455U (en) | 2019-12-06 | 2019-12-06 | Switching system for secondary instrument for calibrating temperature |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211477455U true CN211477455U (en) | 2020-09-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922183192.5U Active CN211477455U (en) | 2019-12-06 | 2019-12-06 | Switching system for secondary instrument for calibrating temperature |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211477455U (en) |
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2019
- 2019-12-06 CN CN201922183192.5U patent/CN211477455U/en active Active
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